| D007564 |
Japan |
A country in eastern Asia, island chain between the North Pacific Ocean and the Sea of Japan, east of the Korean Peninsula. The capital is Tokyo. |
Bonin Islands |
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| D008427 |
Maternal Health Services |
Organized services to provide health care to expectant and nursing mothers. |
Health Services, Maternal,Services, Maternal Health,Health Service, Maternal,Maternal Health Service |
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| D002662 |
Child Health Services |
Organized services to provide health care for children. |
Infant Health Services,Child Services, Health,Health Services, Child,Health Services, Infant,Infant Services, Health,Services, Child Health,Services, Infant Health,Child Health Service,Health Service, Child,Health Service, Infant,Infant Health Service,Service, Child Health,Service, Infant Health |
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| D006306 |
Health Surveys |
A systematic collection of factual data pertaining to health and disease in a human population within a given geographic area. |
Abortion Surveys,Abortion Survey,Health Survey,Survey, Abortion,Survey, Health,Surveys, Abortion,Surveys, Health |
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| D012189 |
Retrospective Studies |
Studies used to test etiologic hypotheses in which inferences about an exposure to putative causal factors are derived from data relating to characteristics of persons under study or to events or experiences in their past. The essential feature is that some of the persons under study have the disease or outcome of interest and their characteristics are compared with those of unaffected persons. |
Retrospective Study,Studies, Retrospective,Study, Retrospective |
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